Results 91 to 100 of about 449,639 (254)

High-folate-low-vitamin B12 interaction syndrome

open access: yesEuropean Journal of Case Reports in Internal Medicine
Introduction: Vitamin B12 deficiency is characterised by haematological and neurological complications, from mild symptoms (e.g. fatigue and paraesthesia), to severe symptoms (e.g. pancytopenia and combined degeneration of the spinal cord).
Claudia Cicchini   +4 more
doaj   +1 more source

C. elegans MRP-5 Exports Vitamin B12 from Mother to Offspring to Support Embryonic Development

open access: yesCell Reports, 2018
Summary: Vitamin B12 functions as a cofactor for methionine synthase to produce the anabolic methyl donor S-adenosylmethionine (SAM) and for methylmalonyl-CoA mutase to catabolize the short-chain fatty acid propionate.
Huimin Na   +3 more
doaj   +1 more source

The Role of Nitrous Oxide (“Laughing Gas”) in DUID Cases and Its Impact on Driving Fitness

open access: yesDrug Testing and Analysis, EarlyView.
A total number of 39 cases of driving under the influence of nitrous oxide were investigated. Plasma concentrations of 0.22 to 17 mL/L (median:3.7 mL/L) were measured in blood samples withdrawn 38 to 144 min (median: 85 min) after control via Headspace‐GC–MS.
L. Lucuta   +4 more
wiley   +1 more source

The impact of colchicine therapy and disease characteristics on vitamin B12 status in pediatric patients with familial Mediterranean fever

open access: yesTrends in Pediatrics
Objective: To determine whether prolonged colchicine therapy and higher colchicine doses are independently associated with vitamin B12 deficiency in pediatric familial Mediterranean fever (FMF) patients, after adjusting for age as a confounding factor.
Sıla Atamyıldız Uçar   +3 more
doaj   +1 more source

Vitamin B12 Deficiency Presenting as Pancytopenia in Pregnancy: A Case Report [PDF]

open access: yes, 2012
Vitamin B12 deficiency is a well-known cause of megaloblastic anaemia and pancytopenia. However, the incidence in pregnancy is rarely reported. We present a case of a 32-year old multigravid woman who was diagnosed with megaloblastic anaemia since 22 ...
Idris N, Arsyad AH
core  

Communicating with patients using a new vitamin B12 deficiency leaflet [PDF]

open access: yes, 2019
The aim of this quality improvement (QI) development was to improve patients’ knowledge about their vitamin B12 deficiency by creating an information leaflet and engaging nursing staff in providing this educational tool to patients with the condition. An
Ortet-Walker, Ariadna   +2 more
core   +1 more source

Validation of Parent‐Report Questionnaires for Large‐Scale Online Screening of Avoidant/Restrictive Food Intake Disorder in Children and Adolescents

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Studies assessing the validity of screening measures for avoidant/restrictive food intake disorder (ARFID) remain scarce. We evaluated the diagnostic performance and validity of an online, parent‐reported screening approach for ARFID in a population‐based sample of children.
Diana Friskson   +6 more
wiley   +1 more source

Multivariate modular metabolic engineering and medium optimization for vitamin B12 production by Escherichia coli

open access: yesSynthetic and Systems Biotechnology
Vitamin B12 is a complex compound synthesized by microorganisms. The industrial production of vitamin B12 relies on specific microbial fermentation processes. E.
Feitao Chen   +8 more
doaj   +1 more source

N‐terminal pro‐brain natriuretic peptide and cardiorenal outcome in patients with anaemia in chronic kidney disease

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 848-858, April 2025.
Abstract Aims Blood levels of N‐terminal pro‐brain natriuretic peptide (NT‐proBNP) may be modified by low renal clearance and anaemia. The aim of this study was to investigate the impact of the blood NT‐proBNP level on cardiovascular and renal outcomes in patients with these two manifestations.
Hiroshi Nishi   +4 more
wiley   +1 more source

Association of maternal and cord vitamin B12 levels with anthropometry in term neonates born to malnourished mothers in coastal South India [version 2; peer review: 2 approved]

open access: yesF1000Research
Background Malnourished pregnant women are at increased risk of micronutrient deficiency. We assessed the vitamin B12 status in both malnourished and normally nourished pregnant women and their neonates.
Poornima Manjrekar   +3 more
doaj   +1 more source

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